/Engine/Plugins/FX/Niagara/Source/Niagara/Public/NiagaraComponentRendererProperties.h
virtual void GetRendererTooltipWidgets ( const [FNiagaraEmitterInstance](API\Plugins\Niagara\FNiagaraEmitterInstance) * InEmitter, [TArray](API\Runtime\Core\Containers\TArray)< [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [SWidget](API\Runtime\SlateCore\Widgets\SWidget) >> & OutWidgets, [TSharedPtr](API\Runtime\Core\Templates\TSharedPtr)< [FAssetThumbnailPool](API\Editor\UnrealEd\FAssetThumbnailPool) > InThumbnailPool ) const